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Finding the Fourth Proportional to 333,806.00, 500,836.97 and 200,780.51

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Solution

The fourth proportional to 333,806.00, 500,836.97 and 200,780.51 is: 301,247.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,806.00 : 500,836.97 = 200,780.51 : x
  2. Step 2: Convert to fraction form
    333,806.00/500,836.97 = 200,780.51/x
  3. Step 3: Cross multiply
    333,806.00x = 500,836.97 × 200,780.51
  4. Step 4: Simplify right side
    333,806.00x = 100,558,300,261.22
  5. Step 5: Solve for x
    x = 100,558,300,261.22/333,806.00
  6. Step 6: Final answer
    x = 301,247.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.